/*
 * Copyright 2014-2021 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      https://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.springframework.data.domain;

import java.util.List;
import java.util.function.Function;

import org.springframework.data.util.Streamable;

public interface Slice<T> extends Streamable<T> {
	int getNumber();

	int getSize();

	int getNumberOfElements();

	List<T> getContent();

	boolean hasContent();

	Sort getSort();

	boolean isFirst();

	boolean isLast();

	boolean hasNext();

	boolean hasPrevious();

	default Pageable getPageable() {
   return null;
 }

	Pageable nextPageable();

	Pageable previousPageable();

	<U> Slice<U> map(Function<? super T, ? extends U> converter);

	default Pageable nextOrLastPageable() {
   return null;
 }

	default Pageable previousOrFirstPageable() {
   return null;
 }

}
